TANKER PRACTICE TEST - NEVADA CDL
11.
In vehicles with air brakes, the two markings on a front brake limiting valve are:
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high and low.
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normal and slippery.
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wet and dry.
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left and right.
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12.
Before unloading explosive materials, you should:
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keep the engine running.
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turn your engine off.
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connect heater power sources.
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use hooks or other metal tools if possible.
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13.
If your brakes fail on a steep mountain downgrade, you should:
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go right if the shoulder is clear.
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leave the road immediately.
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use an escape ramp if it is available.
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change lanes after making sure there is enough room.
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14.
Under a pressurized system, the radiator cap:
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should be removed when the coolant is hot.
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should never be hot.
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should never be removed until the system has cooled.
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should always be cool.
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15.
Emergency brakes are:
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not required on doubles.
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not required on commercial vehicles with air brakes.
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not required on buses.
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required on all vehicles.
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16.
If your trailer starts to skid, you should:
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steer in the opposite direction.
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lock the brakes.
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pump the brakes.
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release the brakes.
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17.
When backing, you should:
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use a helper if possible.
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back quickly.
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avoid using the mirrors.
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back and turn toward the right side.
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18.
Watch out for black ice:
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when the temperature is above freezing and the road is dry.
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any time the temperature is below freezing and the road looks wet.
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right after it starts to rain.
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when it is snowing.
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19.
A shipping paper for HazMat must include:
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a proper shipping description for each HazMat.
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a shipper's certification signed by the shipper.
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page numbers if the shipping paper has more than 1 page.
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All of the above.
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20.
After starting the engine, the ABS light stays on. This means:
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the ABS oil level is not adequate.
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the ABS is in Neutral.
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the ABS is not working properly.
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the ABS is working properly.
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